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The gastric bypass reduces the size of the stomach by well over 90%. [4] A normal stomach can stretch, sometimes to over 1000 mL, while the pouch of the gastric bypass may be 15 mL in size. The gastric bypass pouch is usually formed from the part of the stomach that is least susceptible to stretching.
Diagram showing before and after stomach bypass surgery. Bariatric surgery (also known as metabolic surgery or weight loss surgery) is a surgical procedure used to manage obesity and obesity-related conditions.
Gastric outlet obstruction (GOO) is a medical condition where there is an obstruction at the level of the pylorus, which is the outlet of the stomach. Individuals with gastric outlet obstruction will often have recurrent vomiting of food that has accumulated in the stomach, but which cannot pass into the small intestine due to the obstruction ...
2. Gastric bypass: A weight-loss procedure that includes separating the stomach into an upper pouch that is smaller and a lower pouch that is bigger. Then, a section of the stomach and small intestine are skipped in favor of rearranging the small intestine to link to both pouches.
The duodenal switch (DS) procedure, also known as a gastric reduction duodenal switch (GRDS), is a weight loss surgery procedure that is composed of a restrictive and a malabsorptive aspect. The restrictive portion of the surgery involves removing approximately 70% of the stomach (along the greater curvature) and most of the duodenum .
Typically an abdominal pregnancy is a secondary implantation which means that it originated from a tubal (less common an ovarian) pregnancy and re-implanted. [11] Other mechanisms for secondary abdominal pregnancy include uterine rupture, rupture of a uterine rudimentary horn and fimbrial abortion. [17]
Gastric volvulus causes nausea, vomiting, and pain in the upper abdomen. The Borchardt triad is a group of symptoms that help doctors to identify gastric volvulus. The symptoms are intractable retching, pain in the upper abdomen and inability to pass nasogastric tube into the stomach. [14]
However, upper central abdominal pain is the most common symptom; the pain may be dull, vague, burning, aching, gnawing, sore, or sharp. [13] Pain is usually located in the upper central portion of the abdomen, [14] but it may occur anywhere from the upper left portion of the abdomen around to the back.
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